EP3002412A1 - Refroidissement interne de composants d'une turbine à gaz - Google Patents

Refroidissement interne de composants d'une turbine à gaz Download PDF

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Publication number
EP3002412A1
EP3002412A1 EP15183905.7A EP15183905A EP3002412A1 EP 3002412 A1 EP3002412 A1 EP 3002412A1 EP 15183905 A EP15183905 A EP 15183905A EP 3002412 A1 EP3002412 A1 EP 3002412A1
Authority
EP
European Patent Office
Prior art keywords
chamber
cooling
component
sub
cooling air
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP15183905.7A
Other languages
German (de)
English (en)
Other versions
EP3002412B1 (fr
Inventor
Ian Tibbott
Peter Ireland
Anthony Rawlinson
Irene Cresci
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of EP3002412A1 publication Critical patent/EP3002412A1/fr
Application granted granted Critical
Publication of EP3002412B1 publication Critical patent/EP3002412B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/126—Baffles or ribs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/127—Vortex generators, turbulators, or the like, for mixing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2212—Improvement of heat transfer by creating turbulence
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
EP15183905.7A 2014-10-03 2015-09-04 Refroidissement interne de composants d'une turbine à gaz Active EP3002412B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1417476.7A GB201417476D0 (en) 2014-10-03 2014-10-03 Internal cooling of engine components

Publications (2)

Publication Number Publication Date
EP3002412A1 true EP3002412A1 (fr) 2016-04-06
EP3002412B1 EP3002412B1 (fr) 2019-11-06

Family

ID=51946773

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15183905.7A Active EP3002412B1 (fr) 2014-10-03 2015-09-04 Refroidissement interne de composants d'une turbine à gaz

Country Status (3)

Country Link
US (1) US9797261B2 (fr)
EP (1) EP3002412B1 (fr)
GB (1) GB201417476D0 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3382150A1 (fr) * 2017-03-27 2018-10-03 Honeywell International Inc. Tubes d'impact d'aube résistant au blocage et buses de turbine les contenant
EP3385505A1 (fr) * 2017-04-06 2018-10-10 Rolls-Royce plc Système de refroidissement d'aube
EP3511625A1 (fr) * 2018-01-12 2019-07-17 United Technologies Corporation Appareil et procédé d'atténuation de séparation d'air autour d'une chambre de combustion d'un moteur
FR3080406A1 (fr) * 2018-04-19 2019-10-25 Safran Aircraft Engines Distributeur de turbine ameliore pour turbomachine
US10781699B2 (en) 2016-09-06 2020-09-22 Rolls-Royce Deutschland Ltd & Co Kg Rotor blade for a turbomachine and method for the assembly of a rotor blade for a turbomachine
EP3862537A1 (fr) * 2020-02-10 2021-08-11 General Electric Company Polska sp. z o.o. Tuyère de turbine refoidie et segment d'aube de guidage de turbine

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9963982B2 (en) * 2014-09-08 2018-05-08 United Technologies Corporation Casting optimized to improve suction side cooling shaped hole performance
EP3034792B1 (fr) * 2014-12-18 2019-02-27 Rolls-Royce plc Pale ou aube à profil aérodynamique
US9810084B1 (en) * 2015-02-06 2017-11-07 United Technologies Corporation Gas turbine engine turbine vane baffle and serpentine cooling passage
GB201504522D0 (en) * 2015-03-18 2015-04-29 Rolls Royce Plc A vane
US10156147B2 (en) * 2015-12-18 2018-12-18 United Technologies Corporation Method and apparatus for cooling gas turbine engine component
US20170198602A1 (en) * 2016-01-11 2017-07-13 General Electric Company Gas turbine engine with a cooled nozzle segment
JP6647952B2 (ja) * 2016-04-25 2020-02-14 三菱重工業株式会社 ガスタービン
US10392944B2 (en) * 2016-07-12 2019-08-27 General Electric Company Turbomachine component having impingement heat transfer feature, related turbomachine and storage medium
US10934937B2 (en) 2016-07-19 2021-03-02 Raytheon Technologies Corporation Method and apparatus for variable supplemental airflow to cool aircraft components
US10450880B2 (en) * 2016-08-04 2019-10-22 United Technologies Corporation Air metering baffle assembly
GB2559739A (en) * 2017-02-15 2018-08-22 Rolls Royce Plc Stator vane section
US10801344B2 (en) * 2017-12-18 2020-10-13 Raytheon Technologies Corporation Double wall turbine gas turbine engine vane with discrete opposing skin core cooling configuration
US11261739B2 (en) * 2018-01-05 2022-03-01 Raytheon Technologies Corporation Airfoil with rib communication
US10746026B2 (en) * 2018-01-05 2020-08-18 Raytheon Technologies Corporation Gas turbine engine airfoil with cooling path
US10731474B2 (en) * 2018-03-02 2020-08-04 Raytheon Technologies Corporation Airfoil with varying wall thickness
CN109139128A (zh) * 2018-10-22 2019-01-04 中国船舶重工集团公司第七0三研究所 一种船用燃气轮机高压涡轮导叶冷却结构
US11725526B1 (en) 2022-03-08 2023-08-15 General Electric Company Turbofan engine having nacelle with non-annular inlet
US11603766B1 (en) * 2022-05-04 2023-03-14 Pratt & Whitney Canada Corp. Turbine stator vanes having inserts and splitter plates
WO2024004529A1 (fr) * 2022-07-01 2024-01-04 三菱重工業株式会社 Aube de stator de turbine à gaz, et turbine à gaz

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1136651A1 (fr) * 2000-03-22 2001-09-26 Siemens Aktiengesellschaft Système de refroidissement pour une aube de turbine à gaz
GB2405451A (en) * 2003-08-23 2005-03-02 Rolls Royce Plc A vane assembly for a gas turbine engine
EP2149676A1 (fr) * 2008-07-30 2010-02-03 Rolls-Royce plc Aube de turbine à gaz à refroidissement interne
US20140093390A1 (en) * 2012-09-28 2014-04-03 Solar Turbines Incorporated Cooled turbine blade with leading edge flow redirection and diffusion

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN163070B (fr) 1984-11-15 1988-08-06 Westinghouse Electric Corp
US5762471A (en) 1997-04-04 1998-06-09 General Electric Company turbine stator vane segments having leading edge impingement cooling circuits

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1136651A1 (fr) * 2000-03-22 2001-09-26 Siemens Aktiengesellschaft Système de refroidissement pour une aube de turbine à gaz
GB2405451A (en) * 2003-08-23 2005-03-02 Rolls Royce Plc A vane assembly for a gas turbine engine
EP2149676A1 (fr) * 2008-07-30 2010-02-03 Rolls-Royce plc Aube de turbine à gaz à refroidissement interne
US20140093390A1 (en) * 2012-09-28 2014-04-03 Solar Turbines Incorporated Cooled turbine blade with leading edge flow redirection and diffusion

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10781699B2 (en) 2016-09-06 2020-09-22 Rolls-Royce Deutschland Ltd & Co Kg Rotor blade for a turbomachine and method for the assembly of a rotor blade for a turbomachine
EP3382150A1 (fr) * 2017-03-27 2018-10-03 Honeywell International Inc. Tubes d'impact d'aube résistant au blocage et buses de turbine les contenant
US10577954B2 (en) 2017-03-27 2020-03-03 Honeywell International Inc. Blockage-resistant vane impingement tubes and turbine nozzles containing the same
EP3385505A1 (fr) * 2017-04-06 2018-10-10 Rolls-Royce plc Système de refroidissement d'aube
EP3511625A1 (fr) * 2018-01-12 2019-07-17 United Technologies Corporation Appareil et procédé d'atténuation de séparation d'air autour d'une chambre de combustion d'un moteur
FR3080406A1 (fr) * 2018-04-19 2019-10-25 Safran Aircraft Engines Distributeur de turbine ameliore pour turbomachine
EP3862537A1 (fr) * 2020-02-10 2021-08-11 General Electric Company Polska sp. z o.o. Tuyère de turbine refoidie et segment d'aube de guidage de turbine
US11346248B2 (en) 2020-02-10 2022-05-31 General Electric Company Polska Sp. Z O.O. Turbine nozzle segment and a turbine nozzle comprising such a turbine nozzle segment

Also Published As

Publication number Publication date
GB201417476D0 (en) 2014-11-19
US9797261B2 (en) 2017-10-24
US20160097286A1 (en) 2016-04-07
EP3002412B1 (fr) 2019-11-06

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